Answer:

A material which occurs naturally and has magnetic properties is called natural magnet. Explanation: chemical formula - nickel score solution .

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Answer:

Magnet: it is an object that has the property to attract magnetic substances.

Natural magnets – Natural magnets occur in nature and have a weak magnetic field. Lodestones are a common example of natural magnets.

Fe3O4 is the chemical compound.

Explanation:

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